符永正
Fu Yongzhen et al;

• 1:武汉冶金科技大学

摘要(Abstract)：

指出了管路系统在有无背压情况下泵／ 风机变速工况确定方法上的不同。并通过一个计算实例分析了管路背压对泵／ 风机变速调节节能效益的影响
Points out that the methods of determination of working state of variable speed of pump/fan are different whether the back pressure in a piping system exists or not.and the effect of piping back pressure on energy saving benefit of variable speed control of pump/fan are analyzed by a calculation example.

关键词(KeyWords)： 泵与风机;变速调节;相似工况;背压;节能
pump,fan,variable speed control,back pressure,energy saving

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作者(Authors): 符永正
Fu Yongzhen et al;

参考文献(References)：

• 1　上海经委节能办公室等.风机水泵调速节能手册.北京:机械工业出版社,1987